Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8310094 | Power supply system | Kazuo Yamada, Ryoji Matsui, Naoki Yoshimi | 2012-11-13 |
| 7173951 | Semiconductor laser device with light receiving element | Hisayuki Shinohara, Kazunori Matsubara, Tetsuyoshi Inoue | 2007-02-06 |
| 6983002 | Semiconductor laser device and optical pickup using the same | Hideshi Koizumi, Kazunori Matsubara, Nobumasa Kaneko | 2006-01-03 |
| 6977951 | Semiconductor laser apparatus and optical pickup apparatus using same | Kazunori Matsubara | 2005-12-20 |
| 6868105 | Semiconductor laser device, method of fabricating the same, and optical pickup employing the same | Kazunori Matsubara | 2005-03-15 |
| 6683897 | Semiconductor laser device | — | 2004-01-27 |